Able to drag an initial rectangle.
Able to drag initial rectangle.
Setting the kidlyImage specification.
Add prototype of ImageBlock & ImageBlockManager for layout management
add test picture
Merge with Lucas's branch.
Merge with Lucas's branch.
implement imageblock manager and connect it with jPanel
Completed the function of scaling the images.
Merge branch 'dotto_laptop' into dotto
Merge branch 'dotto' into lucas

Conflicts:
	src/KidlyGui/KidlyGUI.java
Fix the select frame with scaled image.
Add rotate bar with some bugs.
fix scalebar bug, and it can use it smoothly
Add priority spinner,enable to change priority of images.
Add toolbar and three tool button. 
add remove function
fix scale select bug
Add import File Image Button & enable it. Add Save File Button.
Merge branch 'dotto' of https://github.com/KIDLY/KIDLY.git into develop